overdamp adjective 1verb 1forms 5 adjective1 •overly damp.One day, as her husband was ill, she went into the field to help gather in potatoes; the overdamp soil was rotting them, and there was no time to be lost. — 2013 verb1 •To damp a system more than would be necessary to prevent oscillation formsoverdamped · overdamping · overdamps · more overdamp · most overdamp